Baldor GLC100, GLC60 ‐21 Engine Control Connections, Common Fail Contact, Operates On An Alarm Or

Models: GLC40 GLC25 GLC15 GLC100 GLC30 GLC65 GLC20 GLC45 GLC105 GLC60 GLC10

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Figure 4‐21 Engine Control Connections

12VDC (24VDC)

STARTING

BATTERY

CRANK PILOT RELAY

RUN CIRCUIT

SPEED SENSING

MAGNETIC PICKUP

OIL PRESSURE SENDER

ENGINE TEMPERATURE SENDER

REMOTE EMERGENCY STOP (CLOSE TO STOP)

REMOTE FAULT RESET (CLOSE TO RESET)

- + 10A

GRD

CR

RUN CIRCUIT

(FUEL SOL., GOV.)

GRD

B+

B-

23

24

18

19

MP1

MP2

37

38

13

14

15

16

CRANK

RUN

MEC 20

 

 

1A

 

GENERATOR

VA

 

 

VA

 

 

OUTPUT VOLTAGE

 

 

 

 

VB

 

1A

VB

 

 

 

(DELETE PHASE VC

 

 

1A

 

VC

 

VC

FOR SINGLE PHASE

 

 

 

 

SYSTEMS)

 

 

 

 

VN

 

 

N

 

IA

φA

 

 

GENERATOR OUTPUT

 

 

 

IB

 

 

 

CURRENT SENSING

φB

 

 

TRANSFORMERS

 

 

 

 

 

 

5 Aac SECONDARY

IC

 

 

 

φC

 

 

(DELETE PHASE C

 

 

 

FOR SINGLE PHASE

 

 

 

 

IN

 

 

 

SYSTEMS)

 

 

 

GRD

 

25

 

 

 

 

26

COMMON FAIL CONTACT

(OPERATES ON AN ALARM OR

 

SHUTDOWN CONDITION)

27

 

 

(25, 26, 27 Not used in MEC 2)

28

REMOTE START CONTACT

17

29

PROGRAMMABLE CONTACT #1

DIGITAL FAULT INPUT CONTACTS (MEC 2 = 1-4 MEC20 = 1-12)

1

2

3

4

5

6

7

8

30

31

PROGRAMMABLE

32 CONTACT #2

33

34

24 PROGRAMMABLE

35

CONTACT #3

(Not used in MEC 2)

9

10

11

36

22

21

PROGRAMMABLE CONTACT #4

12

 

20

 

 

 

 

 

 

 

 

 

MN2408

Operation 4‐33

Page 73
Image 73
Baldor GLC100, GLC60 manual ‐21 Engine Control Connections, Common Fail Contact, Operates On An Alarm Or, Shutdown Condition